body{
    text-align:center;
}
.demo-page{
    width: 400px;
    height: 250px;
    margin: 0 auto;
    background-color: #F0F0F0;
    text-align: center;
}
.option{
    width: auto;
    margin: -70px 20px;
    border-top: dotted 1px #888;
    border-bottom: dotted 1px #888;
}
.option > div{
    margin: 5px;
    display: inline-block;
    width: 40%;
    vertical-align: middle;
}